How wildfires and weather affect Portugal's public health

The past few decades have passed in a smoke-filled haze as severe wildfires have blazed across forests and tundras on multiple continents, frequently turning skies orange and triggering air quality alerts. These fires often ...

Exploring Earth's mantle through microseisms

The ocean is constantly whirring with activity. The pressure from this constant roiling and swelling is one cause of microseisms—random, nearly imperceptible vibrations of Earth that also can be produced by human activities ...

Even if there's life on TRAPPIST-1, we probably can't detect it

If we ever find life on other worlds, it is unlikely to be a powerful message from space. It's certainly possible that an alien civilization specifically sends us a radio message like a scene out of Contact, but the more ...

The science behind the life and times of the Earth's salt flats

Researchers at the University of Massachusetts Amherst and the University of Alaska Anchorage are the first to characterize two different types of surface water in the hyperarid salars—or salt flats—that contain much ...

'Superdeep' diamond deepens our understanding of plate tectonics

A unique combination of minerals trapped inside a "superdeep" diamond that originated hundreds of kilometers beneath Earth's surface sheds new light on plate tectonics, the geological processes that give rise to mountains, ...

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